MHJ Dothideaceio, Hyalosporae, Phyllachora. 



atra v. atro-cinerascens centro quasi innata nervo pinnarum fron- 

 dis, et ad semi-uncialfin iatitudinem effusa, sese in pinnas utrin- 

 que lobato-flabollatim extensa. superficie inaequabili bullosa; peri- 

 theciis alho-faretis, demum evacuatis in stromate cinereo imme» • 

 sis, osiioi:< plerumque latitantibus, passim papillatim prominulis; 

 ascis cylindraceo-clavatis, vertice incrassatis, &0 -s 9, fikformi-pa- 

 raphysatis tf-sporis; sporidiis eliipticis v. ovoideis, subinsequilate- 

 ralibus. eontinuis, 1 -nucleatis, 12^5, moncstichis. 



Jiab. in frondibus emortuis Pteridis aquilinse, Bethlehem, 

 Aikeu Arner. bor. — Pulcherrima species hypophylla, 

 65. PhyHachora anomala (B. et C.) Sacc, Dothidea anomala B. et 5X55 

 C. Cub. Fungi n. 871. Pulvinata, nigra; stromate toto e floccis 

 dichotomis articulis moniliformibus compacto; ascis brevibus cla- 

 va s v.<! subglobosis ; sporidiis subglobosis, minutis. 



li.ab. in pag. inf. Filicum, in Cuba. — Conidia subfusoidea 

 acrogena. 

 6t>. Pbyllachora r.pisphaeria (Peck.) Sacc, Dothidea episphceria Peck, 5156 

 30. Rep, on the St. Mus. N. Y. — Stroraate minuto, leviter pro- 

 minulo, sparso v. confiuente, subinde irregulari, carbonaceo, nigro, 

 loculis nmnerosis, intus albis ; ^poridiis in asco inordinatis v. bise- 

 riaiis, ianceolatis v, subfusoideis, 15-18 u. long. hyalinis. 



Uab. iu Diatrype Stigmate, Maryland, Amer. bor. — 

 Sporidia non perfecte mntura visa, ergo dubium an tandem 1- 

 septata Heri possirr. 



Appendix 

 Species, tructificatione ascophora ignota, etiam quoad genus dubiae. 



* : In foliis arborum. 



07. Phyilachora rhytism&ides (Chev.) Sacc. Dothidea rhy/ismoides 5 157 

 (hev. Par. pag. 150. Fr. El. II, 123. — Hypophylla, subquadrato- 

 angulosa applanata nigra, intus alba, nucleis sparsis pallide lute- 

 scentibus. 



Ilab. in foliis alneis in Gallia. — Quantum equidem perspi- 

 cio, Polysiigmati rvb>'0 affine. In pagina superiori folii maculas 

 etfieit concolores obsoletas, sed in pagina inferiori prominet, angu- 

 losa, rugosa, ut Rhy/isma . sed loculis instructa, nucleo lutescen- 

 tn farctis. 



68. Phyllachora asteromorpha (Schw.) Sacc. Xyloma asleromorphuw mdS 



